[1] Massachusetts Gen Hosp, Heart Cntr, Boston, MA 02114 USA
[2] Med Univ Vienna, Vienna, Austria
[3] Fdn Policlin S Matteo, Pavia, Italy
[4] Ernst Moritz Arndt Univ Greifswald, Greifswald, Germany
[5] Univ Hosp Giessen & Marburg, Giessen, Germany
[6] Univ Alberta, Edmonton, AB, Canada
[7] Kerckhoff Heart Cntr, Bad Nauheim, Germany
[8] Harbor UCLA Med Cntr, Los Angeles Biomed Rsch Inst, Torrance, CA USA
[9] Bayer Pharma AG, Berlin, Germany
[10] Bayer Hispania SL, Barcelona, Spain